Home / 179,011.46-247,035.45-102,555.30

Finding the Fourth Proportional to 179,011.46, 247,035.45 and 102,555.30

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Solution

The fourth proportional to 179,011.46, 247,035.45 and 102,555.30 is: 141,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,011.46 : 247,035.45 = 102,555.30 : x
  2. Step 2: Convert to fraction form
    179,011.46/247,035.45 = 102,555.30/x
  3. Step 3: Cross multiply
    179,011.46x = 247,035.45 × 102,555.30
  4. Step 4: Simplify right side
    179,011.46x = 25,334,795,996.35
  5. Step 5: Solve for x
    x = 25,334,795,996.35/179,011.46
  6. Step 6: Final answer
    x = 141,526.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.